Robot



FIG. 1 is a front elevation view of a robot according to my design;

FIG. 2 is a rear elevation view of thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines depicting portions of the robot in the drawing are for illustrative purposed only and form no part of the claimed design. 

CLAIM The ornamental design for a robot, as shown and described. 